I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

A man is found dead in his bathroom naked with blood scattered all around him. The bathroom was locked from the inside and there is no trace of any struggle. There is nothing in the bathroom except his pant with the belt still around and his shirt. Also, the medic team can't find any incision in his body that may have been the reason behind so much blood loss.

The Police department is clueless regarding this murder mystery.
Can you?

What can you catch but never throw?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Readers with high attention to detail can identify the vampire in the picture. Can you?

What does a man do only once in his lifetime, but women do once a year after they are 29?

Where do fish keep their money?